Lamp



FIG. 1 is a side elevational view of our lamp, the lamp being symmetrical about a longitudinal axis;

FIG. 2 is a top, plan view of our lamp; and,

FIG. 3 is a bottom plan view of our lamp.

The elements shown in dashed lines in FIG. 1 are for environmental purposes only and form no part of our design. 

The ornamental design for a lamp, as shown and described. 